#!/usr/bin/env node
const log = console.log;

class Bomb {
    constructor(id) {
      this.#id = id;
    }

start() {
  log(`#${this.#id} It will bomb after 3 second!`);
  this.#timerID = setTimeout(() => {log(`#${this.#id} BOMB!!!`);
  }, 3000);
}
clear() {
  clearTimeout(this.#timerID);
  log(`#${this.#id} is safe!`);}
#id;
#timerID;
}

let b1 = new Bomb(1);
b1.start();

let b2 = new Bomb(2);
b2.start();
setTimeout(b2.clear.bind(b2), 1000);
